Anti-loosening wire harness fixing device

Abstract

The utility model relates to the technical field of wire harness fixing devices, in particular to an anti-loosening wire harness fixing device which comprises a shell, one side of the shell is rotatably connected with a first turn button, one side of the first turn button is fixedly connected with a first rotating shaft, the first rotating shaft is fixedly connected with a worm, one side of the worm is in meshed connection with a worm gear, and the worm gear is fixedly connected with a second turn button. The worm gear is fixedly connected with a second rotating shaft, and the lower portion of the second rotating shaft is fixedly connected with a first bevel gear. The utility model relates to the technical field of wire harness fixing devices, in particular to an anti-loosening wire harness fixing device, which is characterized in that one end of a wire harness is placed above a shell, the other end of the wire harness is placed on one side of the shell, and the wire harness is placed between a first clamping frame and a second clamping frame in an L shape and then is fixed. According to different installation environments and space requirements, flexible adjustment is carried out, strong supporting force can be provided, and it is ensured that the wire harness can be kept stable under various working conditions and is not prone to loosening or falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of wire harness fixing devices, in particular to a wire harness fixing device that prevents loosening. Background Art

[0002] With the rapid development of the automotive industry and the widespread application of electronic technology, the electrical systems inside cars have become increasingly complex, and the number and length of wire harnesses have also increased. These wire harnesses not only carry various electrical signals and power transmission of the vehicle, but are also directly related to the performance, safety and reliability of the vehicle.

[0003] The current wiring harness fixing device still has the following defects when in use: the current wiring harness fixing device in the car cannot arbitrarily adjust the fixing strength of the device according to the thickness of the wiring harness, and is very easy to loosen. When encountering an overly long wiring harness, it can only be fixed in one position and direction, which cannot meet the use requirements. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and to propose a wire harness fixing device that prevents loosening.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solution: a wire harness fixing device to prevent loosening, comprising a shell, one side of the shell is rotatably connected to a knob 1, one side of the knob 1 is fixedly connected to a rotating shaft 1, a worm is fixedly connected to the rotating shaft 1, one side of the worm is meshedly connected to a worm wheel, a rotating shaft 2 is fixedly connected to the worm wheel, a bevel gear 1 is fixedly connected to the bottom of the rotating shaft 2, and one side of the bevel gear 1 is meshedly connected to a bevel gear 2.

[0006] As a further description of the above technical solution:

[0007] A spur gear is fixedly connected to the second rotating shaft, one side of the spur gear is meshedly connected to a rack 1, and the other side of the rack 1 is meshedly connected to a rack 2, and a slide groove 1 is fixedly connected to the housing.

[0008] As a further description of the above technical solution:

[0009] The rack is fixedly connected to a slider, the slider is provided with a horizontal groove, a vertical groove is provided on one side of the horizontal groove, a knob is rotatably connected to one side of the slider, a two-way threaded rod is rotatably connected to the slider, an auxiliary block is threadedly connected to the two-way threaded rod, a clamping frame is fixedly connected to the auxiliary block, a sliding rod is fixedly connected to the clamping frame, the auxiliary block is provided with four groups, two groups of the auxiliary blocks are fixedly connected to the clamping frame, a sliding groove is provided in the clamping frame, and a clamping block is fixedly connected to the clamping frame.

[0010] As a further description of the above technical solution:

[0011] The rotating shaft 1 is rotatably connected in the housing, and the worm, worm wheel, rotating shaft 2, bevel gear 1, and bevel gear 2 are rotatably connected in the housing. The spur gears are provided with two groups, one group of which is rotatably connected to the housing, and the other group of which is fixedly connected to one side of bevel gear 2 and rotatably connected to one side of the housing.

[0012] As a further description of the above technical solution:

[0013] The rack 1 and the rack 2 are slidably connected to one side of the slide groove 1, and the slider is slidably connected to the slide groove 1.

[0014] As a further description of the above technical solution:

[0015] The sliders are provided in four groups, wherein two groups of the sliders are fixedly connected to the second rack, and the slide rods slide in the second slide groove.

[0016] As a further description of the above technical solution:

[0017] The bidirectional threaded rod is located in the horizontal groove, the auxiliary block slides in the vertical groove, and the clamping block is provided in a plurality of groups, and several groups thereof are fixedly connected in the clamping frame.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the present invention, one end of the wiring harness is placed on top of the housing and the other end is placed on one side of the housing, so that the wiring harness is placed in an L shape between the clamping frame 1 and the clamping frame 2, and then fixed. Due to its unique shape design, it can be flexibly adjusted according to different installation environments and space requirements, and can provide strong supporting force to ensure that the wiring harness can remain stable under various working conditions and is not prone to loosening or falling off.

[0020] 2. In the utility model, by manually rotating the knob 1, the worm and the worm wheel are driven to engage and rotate, and at the same time, the bevel gear 1 and the bevel gear 2 are driven to engage and rotate, which drives the two sets of spur gears to rotate above and on one side of the housing, thereby driving the rack 1 and the rack 2 to slide above and on one side of the housing, adjusting the distance between the two sets of clamping frames 1 and the two sets of clamping frames 2 located above and on one side of the housing, and then fixing the wiring harness. This device can arbitrarily adjust the four fixed positions according to the length of the wiring harness and space requirements, thereby enhancing the stability of the wiring harness in the car and avoiding loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a structural schematic diagram of a wire harness fixing device for preventing loosening proposed by the present invention;

[0022] Figure 2 This is a structural cross-sectional view of a wire harness fixing device for preventing loosening proposed by the present invention;

[0023] Figure 3 This is an exploded view of the partial structure of a wire harness fixing device for preventing loosening proposed by the present invention;

[0024] Figure 4 for Figure 1 Enlarged view of point A in the middle.

[0025] Legend:

[0026] 1. Housing; 2. Knob 1; 3. Rotating shaft 1; 4. Worm; 5. Worm gear; 6. Rotating shaft 2; 7. Bevel gear 1; 8. Bevel gear 2; 9. Spur gear; 10. Rack 1; 11. Rack 2; 12. Slide 1; 13. Slider; 14. Horizontal groove; 15. Vertical groove; 16. Knob 2; 17. Bidirectional threaded rod; 18. Auxiliary block; 19. Clamping frame 1; 20. Slide; 21. Clamping frame 2; 22. Slide 2; 23. Clamping block. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0028] Reference Figures 1-4 The utility model provides an embodiment: a wire harness fixing device that prevents loosening, comprising a shell 1, one side of the shell 1 is rotatably connected to a knob 2, one side of the knob 2 is fixedly connected to a shaft 3, a worm 4 is fixedly connected to the shaft 3, one side of the worm 4 is meshedly connected to a worm wheel 5, the worm wheel 5 is fixedly connected to a shaft 2 6, the lower part of the shaft 2 6 is fixedly connected to a bevel gear 1 7, one side of the bevel gear 7 is meshedly connected to a bevel gear 2 8, one end of the wire harness is placed on the top of the shell 1, and the other end is placed on one side of the shell 1, so that the wire harness is placed in an L shape between the clamping frame 19 and the clamping frame 2 21, and then fixed. Due to its unique shape design, it can be flexibly adjusted according to different installation environments and space requirements, can provide strong supporting force, and ensure that the wire harness can remain stable under various working conditions and is not easy to loosen or fall off.

[0029] Among them, a spur gear 9 is fixedly connected to the rotating shaft 2 6, one side of the spur gear 9 is meshed with a rack 10, and the other side of the rack 10 is meshed with a rack 2 11, a slide 12 is fixedly connected to the housing 1, a slider 13 is fixedly connected to the rack 10, a horizontal groove 14 is provided on the slider 13, and a vertical groove 15 is provided on one side of the horizontal groove 14, and a knob 2 16 is rotatably connected to one side of the slider 13, and a bidirectional threaded rod 17 is rotatably connected in the slider 13, and an auxiliary block 18 is threadedly connected to the bidirectional threaded rod 17, and a fixed connection is provided on the auxiliary block 18. There is a clamping frame 19, a slide bar 20 is fixedly connected to the clamping frame 19, and there are four groups of auxiliary blocks 18, two of which are fixedly connected to the clamping frame 21, a slide groove 22 is provided in the clamping frame 21, and a clamping block 23 is fixedly connected in the clamping frame 21. The rotating shaft 1 3 is rotatably connected to the housing 1, the worm 4, the worm wheel 5, the rotating shaft 2 6, the bevel gear 1 7, and the bevel gear 2 8 are rotatably connected to the housing 1, and there are two groups of spur gears 9, one of which is rotatably connected to the housing 1, and the other group of spur gears 9 is fixedly connected to the bevel gears. One side of the wheel 2 8 is rotatably connected to one side of the housing 1, the rack 10 and the rack 2 11 are slidably connected to one side of the slide 12, the slider 13 is slidably connected to the slide 12, and the slider 13 is provided with four groups, of which two groups of sliders 13 are fixedly connected to the rack 2 11, the slide rod 20 slides in the slide 22, the two-way threaded rod 17 is located in the horizontal groove 14, the auxiliary block 18 slides in the vertical groove 15, and the clamping block 23 is provided with several groups and several groups of which are fixedly connected to the clamping frame 19. By manually turning the knob 12, the worm 4 and the worm wheel are driven. 5 meshes and rotates, driving bevel gear 1 7 and bevel gear 2 8 to mesh and rotate, driving two sets of spur gears 9 to rotate above and on one side of the housing 1, thereby driving rack 1 10 and rack 2 11 to slide above and on one side of the housing 1, adjusting the distance between the two sets of clamping frames 1 19 and the two sets of clamping frames 21 located above and on one side of the housing 1, and then fixing the wiring harness. This device can arbitrarily adjust the four fixed positions according to the length and space requirements of the wiring harness, thereby enhancing the stability of the wiring harness in the car and avoiding loosening.

[0030] Working principle: When using the anti-loosening harness fixing device, first place one end of the harness on the top of the housing 1 and the other end on the side of the housing 1, so that the harness is placed in an L shape between the clamping frame 19 and the clamping frame 21, and then manually turn the knob 12 to make the knob 12 drive the shaft 13 to rotate in the housing 1, thereby driving the worm 4 and the worm wheel 5 to engage and rotate in the housing 1, and at the same time drive the bevel gear 1 7 and the bevel gear 2 8 to engage and rotate, thereby driving the two sets of spur gears 9 to rotate on the top and one side of the housing 1, so that the spur gear 9 rotates and engages with the rack 10 and the rack 2 11, so that the two ends of the slider 13 are slidably connected to the slide groove 12, thereby adjusting the two sets of sliders 13. The distance between them is used to adjust the clamping frame 19 and the clamping frame 2 21 to the appropriate position according to the length of the wiring harness, so that the clamping frame 19 and the clamping frame 2 21 are clamped and fixed in an L shape. The car will be subjected to vibration and impact from uneven road surface and other external factors during driving. The L-shaped fixing device can effectively resist these external factors and prevent the wiring harness from loosening due to vibration, thereby ensuring the stability and reliability of the wiring harness. Then manually turn the knob 2 16 to rotate the knob 2 16 while driving the two groups of auxiliary blocks 18 to move in opposite directions on one group of knobs 2 16, thereby driving the slide bar 20 to slide in the slide groove 22, so that the clamping blocks 23 fit on both sides of the wiring harness, and the wiring harness can be fixed.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A wire harness fixing device for preventing loosening, comprising a housing (1), characterized in that: One side of the housing (1) is rotatably connected to a knob (2), one side of the knob (2) is fixedly connected to a rotating shaft (3), a worm (4) is fixedly connected to the rotating shaft (3), one side of the worm (4) is meshedly connected to a worm wheel (5), the worm wheel (5) is fixedly connected to a rotating shaft (6), a bevel gear (7) is fixedly connected below the rotating shaft (6), and one side of the bevel gear (7) is meshedly connected to a bevel gear (8).

2. The anti-loosening wire harness fixing device according to claim 1, characterized in that: A spur gear (9) is fixedly connected to the second rotating shaft (6), one side of the spur gear (9) is meshedly connected to a rack gear (10), the other side of the rack gear (10) is meshedly connected to a second rack gear (11), and a slide groove (12) is fixedly connected to the housing (1).

3. The anti-loosening wire harness fixing device according to claim 2, characterized in that: The rack (10) is fixedly connected with a slider (13), a transverse groove (14) is provided on the slider (13), a vertical groove (15) is provided on one side of the transverse groove (14), a knob (16) is rotatably connected to one side of the slider (13), a bidirectional threaded rod (17) is rotatably connected inside the slider (13), an auxiliary block (18) is threadedly connected to the bidirectional threaded rod (17), a clamping frame (19) is fixedly connected to the auxiliary block (18), a sliding rod (20) is fixedly connected to the clamping frame (19), and four groups of the auxiliary blocks (18) are provided, wherein two groups of the auxiliary blocks (18) are fixedly connected with a clamping frame (21), a sliding groove (22) is provided inside the clamping frame (21), and a clamping block (23) is fixedly connected inside the clamping frame (21).

4. The anti-loosening wire harness fixing device according to claim 3, characterized in that: The rotating shaft 1 (3) is rotatably connected to the housing (1); the worm (4), the worm wheel (5), the rotating shaft 2 (6), the bevel gear 1 (7), and the bevel gear 2 (8) are rotatably connected to the housing (1); two groups of spur gears (9) are provided, one group of which is rotatably connected to the housing (1); and the other group of spur gears (9) is fixedly connected to one side of the bevel gear 2 (8) and rotatably connected to one side of the housing (1).

5. The anti-loosening wire harness fixing device according to claim 4, characterized in that: The rack one (10) and the rack two (11) are slidably connected to one side of the slide groove one (12), and the slider (13) is slidably connected to the slide groove one (12).

6. The anti-loosening wire harness fixing device according to claim 5, characterized in that: The sliders (13) are provided in four groups, wherein two groups of the sliders (13) are fixedly connected to the second rack (11), and the slide rod (20) slides in the second slide groove (22).

7. The anti-loosening wire harness fixing device according to claim 6, characterized in that: The bidirectional threaded rod (17) is located in the transverse groove (14), the auxiliary block (18) slides in the vertical groove (15), and the clamping block (23) is provided with several groups, and several groups thereof are fixedly connected to the clamping frame (19).

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